Messages in this thread | | | Date | Tue, 8 Apr 2008 00:03:48 -0700 | From | Andrew Morton <> | Subject | Re: Fix "buggy BIOS check" when CPUs are hot removed |
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On Fri, 04 Apr 2008 16:48:44 -0700 Alok Kataria <akataria@vmware.com> wrote:
> Fixes a BUG in ACPI hotplugging. > > processor_device_array[pr->id] needs to be set to NULL when removing a > CPU. Else the "buggy BIOS check" in acpi_processor_start mistakenly > fires when a CPU is removed from the system and then later re-added. > > Signed-off-by: Alok N Kataria <akataria@vmware.com> > Signed-off-by: Dan Arai <arai@vmware.com>
I assume this is also needed in 2.6.24.x?
> diff --git a/drivers/acpi/processor_core.c > b/drivers/acpi/processor_core.c > index 61450f4..0f95f26 100644 > --- a/drivers/acpi/processor_core.c > +++ b/drivers/acpi/processor_core.c > @@ -828,6 +828,7 @@ static int acpi_processor_remove(struct acpi_device > *device, int type) > } > > processors[pr->id] = NULL; > + processor_device_array[pr->id] = NULL; > > kfree(pr); >
That set a new record for patch-manglement.
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